Wing nut PN 100 Material: malleable iron, zinc plated Knuckle thread DIN 405 Available options Available Options: You may also like… Choose optionHose connecting nipple DIN 20036 / 8537 Choose optionComplete screwing set with safety clamps PN 100 Choose optionTapered stem PN 100 Choose optionConnecting nipple without sieve DIN 20037